CN111645586A - Light regulator for automobile headlight - Google Patents
Light regulator for automobile headlight Download PDFInfo
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- CN111645586A CN111645586A CN202010672074.5A CN202010672074A CN111645586A CN 111645586 A CN111645586 A CN 111645586A CN 202010672074 A CN202010672074 A CN 202010672074A CN 111645586 A CN111645586 A CN 111645586A
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- mounting
- lens
- gear
- headlamp
- dimming
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
- B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
- B60Q1/06—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle
- B60Q1/076—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by electrical means including means to transmit the movements, e.g. shafts or joints
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses an automobile headlamp dimming device which comprises a headlamp body, a lens assembly, a left dimming assembly, a right dimming assembly, an upper dimming assembly and a lower dimming assembly, wherein the headlamp body comprises a shell, the shell is provided with an accommodating cavity, and one end of the shell is provided with an opening communicated with the accommodating cavity; the lens component comprises a lens support movably arranged in the accommodating cavity and a headlamp lens arranged on the lens support, and the headlamp lens is exposed out of the opening; the left and right dimming components are arranged in the accommodating cavity, connected with the lens bracket and used for driving and adjusting the lens bracket to rotate along the left and right directions; the upper and lower dimming components are arranged in the accommodating cavity and connected with the lens support to drive and adjust the lens support to rotate along the upper and lower directions. The invention can make the light adjustment of the automobile headlight lens easier by arranging the left and right light adjusting components and the up and down light adjusting components.
Description
Technical Field
The invention relates to the technical field of automobile internal devices, in particular to an automobile headlamp dimming device.
Background
According to the requirements of GB 7258 technical conditions for safety of motor vehicle operation, the automobile headlamp is generally provided with a corresponding dimming mechanism, so that light rays can be conveniently adjusted in the vertical direction and the horizontal direction. And because the headlight lens group contains high-power LED granule and heat dissipation aluminium pig, weight is heavier, is not convenient for operating personnel to carry out the operation of adjusting luminance, and the degree of difficulty of adjusting luminance is big.
Disclosure of Invention
In order to solve the above technical problems, the present invention provides a light adjusting device for an automobile headlamp, which aims to solve the problem of difficulty in adjusting the light of the automobile headlamp.
In order to achieve the above object, the present invention provides an automotive headlamp dimming device, comprising:
the headlamp body comprises a shell, wherein the shell is provided with an accommodating cavity, and one end of the shell is provided with an opening communicated with the accommodating cavity;
the lens assembly comprises a lens support movably arranged in the accommodating cavity and a headlamp lens arranged on the lens support, and the headlamp lens is exposed out of the opening;
the left and right dimming components are arranged in the accommodating cavity, connected with the lens support and used for driving and adjusting the lens support to rotate along the left and right directions; and the number of the first and second groups,
and the upper and lower dimming components are arranged in the accommodating cavity, connected with the lens support and used for driving and adjusting the lens support to rotate along the vertical direction.
Optionally, a first mounting hole, a second mounting hole and a third mounting hole are formed in one side, opposite to the headlight lens, of the lens support, the first mounting hole and the second mounting hole are aligned and spaced in the left-right direction, and the first mounting hole and the third mounting hole are aligned and spaced in the up-down direction;
the lens assembly further comprises a first mounting piece matched with the first mounting hole, a second mounting piece matched with the second mounting hole and a third mounting piece matched with the third mounting hole;
the first installation part is used for swing joint the casing with the lens support, the second installation part is used for connecting control adjust luminance the subassembly with the lens support, the third installation part is used for connecting adjust luminance the subassembly from top to bottom with the lens support.
Optionally, a first connecting piece connected with the first mounting piece is arranged on the housing, the left and right dimming assemblies include a second connecting piece connected with the second mounting piece, and the up and down dimming assemblies include a third connecting piece connected with the third mounting piece;
mounting grooves are formed in the first mounting piece, the second mounting piece and the third mounting piece;
first connecting piece the second connecting piece with all be equipped with on the third connecting piece with mounting groove matched with card is protruding, the protruding joint of card in the mounting groove, just the card is protruding to be followed the length direction of mounting groove slides and can follow the width direction of mounting groove rotates.
Optionally, the snap protrusions are arranged spherically; the mounting groove is matched with the clamping protrusion, and an elastic clamping arm is formed at the notch of the mounting groove;
the length direction of the mounting groove on the second mounting piece extends along the left-right direction;
the length direction of the mounting groove on the third mounting piece extends up and down.
Optionally, the second connector includes a connecting body, the snap is formed at one end of the connecting body close to the lens support, and a stud is formed at the other end of the connecting body;
the left and right dimming components include:
one end of the adjusting screw rod is in threaded connection with the stud; and the number of the first and second groups,
and the driving mechanism is in driving connection with the other end of the adjusting screw rod and is used for driving the adjusting screw rod to rotate so that the connecting body moves back and forth along the adjusting screw rod.
Optionally, the drive mechanism comprises:
the first gear is coaxially connected with the adjusting screw rod;
and the second gear set comprises a second gear meshed with the first gear and a third gear coaxially arranged with the second gear, and the rotating shaft of the second gear is vertical to the rotating shaft of the first gear.
Optionally, the drive mechanism further comprises a third gear set comprising:
a fourth gear engaged with the third gear and having a rotation axis perpendicular to a rotation axis of the third gear;
and the fifth gear is rotatably connected with the shell and meshed with the fourth gear, and an adjusting part for adjusting the light adjusting tool is arranged on the fifth gear.
Optionally, the hole walls of the first mounting hole, the second mounting hole and the third mounting hole are all provided with a first limiting protrusion;
the first mounting part, the second mounting part and the third mounting part are respectively provided with a first limiting groove matched with the first limiting protrusion, and the first limiting groove and the first limiting protrusion are matched in a rotation stopping mode.
Optionally, two second limiting protrusions are arranged on the lens support, and the two second limiting protrusions are respectively located on two sides of the lens support in the left-right direction;
the inner side wall of the shell is provided with two second limiting grooves which are matched with the limiting protrusions in a one-to-one correspondence mode, and the two second limiting grooves are arranged in a longitudinally extending mode.
Optionally, the up-down adjustment assembly comprises:
the lifting rod extends forwards and backwards, and one end of the lifting rod is connected with the third connecting piece; and the number of the first and second groups,
and the lifting driving structure is in driving connection with the other end of the lifting rod and is used for driving the lifting rod to stretch back and forth.
According to the technical scheme provided by the invention, the headlamp lens is arranged in the shell through the lens support, so that the installation of the headlamp lens is more stable; the left and right dimming components are arranged in the shell and used for adjusting the lens support to rotate along the left and right directions, so that the headlamp lens is driven to rotate, and the light emitting angle is changed in the left and right directions; and an up-down dimming component is arranged in the shell and used for adjusting the lens support to rotate along the up-down direction so as to drive the headlamp lens to rotate and change the light emitting angle up and down, so that the dimming of the headlamp lens is easier.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of the dimming device for a headlamp of an automobile according to the present invention;
FIG. 2 is a schematic view of the headlamp dimmer of FIG. 1 (in normal operation);
FIG. 3 is a schematic structural diagram of the headlamp dimmer (after dimming) of FIG. 1;
fig. 4 is a schematic structural diagram of the left and right dimming components in fig. 1;
FIG. 5 is a schematic view of the second mounting member and the second connecting member of FIG. 1 engaged with each other;
FIG. 6 is a schematic cross-sectional view taken along the line A-A in FIG. 5;
FIG. 7 is a schematic structural view of the second connector of FIG. 5;
FIG. 8 is a schematic view of the second connector of FIG. 5 from another perspective;
FIG. 9 is a schematic cross-sectional view taken along line B-B of FIG. 8;
FIG. 10 is a schematic view of the second mount of FIG. 5;
FIG. 11 is a schematic cross-sectional view taken along line C-C of FIG. 10;
FIG. 12 is a schematic view of the lens holder and the housing of FIG. 1;
FIG. 13 is a schematic view of the lens holder of FIG. 1;
FIG. 14 is a schematic view of a rear side of the lens holder of FIG. 13;
fig. 15 is an enlarged schematic view of detail D in fig. 14.
The reference numbers illustrate:
the object of the present invention, its functional characteristics and advantageous effects will be further described with reference to the following embodiments and drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if directional indication is involved in the embodiment of the present invention, the directional indication is only used for explaining the relative positional relationship, the motion situation, and the like between the components in a certain posture, and if the certain posture is changed, the directional indication is changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
According to the requirements of GB 7258 technical conditions for safety of motor vehicle operation, the automobile headlamp is generally provided with a corresponding dimming mechanism, so that light rays can be conveniently adjusted in the vertical direction and the horizontal direction. And because the headlight lens group contains high-power LED granule and heat dissipation aluminium pig, weight is heavier, is not convenient for operating personnel to carry out the operation of adjusting luminance, and the degree of difficulty of adjusting luminance is big. In view of the above, the present invention provides an automotive headlamp dimming device, and fig. 1 to 15 are an embodiment of the automotive headlamp dimming device provided by the present invention.
Referring to fig. 1 to 3, in the present embodiment, the automotive headlamp dimming device 100 includes a headlamp body 1, a lens assembly 2, a left/right dimming assembly 3, and an up/down dimming assembly, wherein the headlamp body 1 includes a housing 11, the housing 11 has an accommodating cavity, and an opening communicating with the accommodating cavity is formed at one end of the housing 11; the lens component 2 comprises a lens support 21 movably arranged in the accommodating cavity and a headlamp lens 22 arranged on the lens support 21, and the headlamp lens 22 is exposed out of the opening; the left and right dimming components 3 are arranged in the accommodating cavity, are connected with the lens bracket 21 and are used for adjusting the lens bracket 21 to rotate along the left and right directions; the up-down dimming component is arranged in the accommodating cavity and connected with the lens support 21, and is used for adjusting the lens support 21 to rotate in the up-down direction, so that the headlamp lens 22 is dimmed.
It should be noted that the above description of each direction refers to the orientation of the headlamp dimmer device when the headlamp dimmer device is mounted on the vehicle for normal operation, the front-back direction is the direction from the head to the tail of the vehicle, the left-right direction is the left-right direction of the vehicle, and is approximately horizontal, and the up-down direction is the direction from the bottom to the roof of the vehicle, and is approximately perpendicular to the ground.
In the technical scheme provided by the invention, the headlight lens 22 is arranged in the shell 11 through the lens support 21, so that the headlight lens 22 is more stably arranged; the left and right light adjusting component 3 is arranged in the shell 11 to adjust the lens support 21 to rotate along the left and right directions, so that the headlamp lens 22 is driven to rotate to change the light emitting angle in the left and right directions; and an up-down dimming component is arranged in the housing 11 for adjusting the lens support 21 to rotate in the up-down direction, so as to drive the headlight lens 22 to rotate, so as to change the light emitting angle in the up-down direction, and thus the dimming of the headlight lens 22 is easier.
The left and right dimming components 3 and the up and down dimming components may be provided in various forms, and in one embodiment, a plurality of the left and right dimming components 3 or a plurality of the up and down dimming components may be provided, and the left and right dimming components 3 or the up and down dimming components may be arranged in an array, so that the headlamp lens 22 may be dimmed upward left and right by adjusting a row of the left and right dimming components 3 or the up and down dimming components arranged in the up and down direction, and the headlamp lens 22 may be dimmed upward up and down by adjusting a row of the left and right dimming components 3 or the up and down dimming components arranged in the left and right direction.
Because the headlight body 1 is heavy, in order to ensure the stability of the dimming structure, the fixed point of the lens support 21 on the shell 11, the connection point of the left and right dimming components 3 and the connection point of the upper and lower dimming components are arranged in a triangular shape, so that the connection relationship is more stable. In another embodiment, with reference to fig. 1, 12 and 13, a first mounting hole 211, a second mounting hole 212 and a third mounting hole 213 are formed on a side of the lens support 21 facing away from the headlight lens 22, the first mounting hole 211 and the second mounting hole 212 are aligned and spaced apart from each other in the left-right direction, and the first mounting hole 211 and the third mounting hole 213 are aligned and spaced apart from each other in the up-down direction, so that the first mounting hole 211, the second mounting hole 212 and the third mounting hole 213 are arranged in a triangle; the lens assembly 2 further comprises a first mounting part 23 arranged to cooperate with the first mounting hole 211, a second mounting part 24 arranged to cooperate with the second mounting hole 212, and a third mounting part 25 arranged to cooperate with the third mounting hole 213; the first mounting member 23 is used for movably connecting the housing 11 and the lens support 21, the second mounting member 24 is used for connecting the lens support 21 of the left and right dimming components 3, and the third mounting member 25 is used for connecting the upper and lower dimming components and the lens support 21. Control adjust luminance subassembly 3 connect in second installed part 24 sets up, adjust luminance the subassembly from top to bottom and connect third installed part 25 sets up, consequently only need set up one adjust luminance subassembly 3 and one from top to bottom adjust luminance the subassembly, both can guarantee regulation stability, and the structure is simpler, more practices thrift the cost.
In one embodiment, the first, second and third mounting parts 23, 24 and 25 may be directly and rotatably connected to the housing 11, the left and right dimming components 3 and the up and down dimming components, respectively.
However, for the convenience of assembly, fig. 1, 5 and 6 can be combined, in this embodiment, the housing 11 is provided with a first connecting member 12 connected to the first mounting member 23, the left and right dimming components 3 include a second connecting member 31 connected to the second mounting member 24, and the up and down dimming components include a third connecting member 41 connected to the third mounting member 25; the first mounting piece 23, the second mounting piece 24 and the third mounting piece 25 are all provided with mounting grooves 27; the first connecting member 12, the second connecting member 31 and the third connecting member 41 are respectively provided with a convex clamping portion 313 matched with the mounting groove 27, the convex clamping portion 313 is clamped in the mounting groove 27, and the convex clamping portion 313 can slide along the length direction of the mounting groove 27 and can rotate along the width direction of the mounting groove 27, so that when the convex clamping portion 313 is clamped in the mounting groove 27, the convex clamping portion can rotate in the mounting groove 27, so that a spherical hinge structure is formed between a mounting member (any one of the first mounting member 23, the second mounting member 24 and the third mounting member 25) and a corresponding connecting member (any one of the first connecting member 12, the second connecting member 31 and the third connecting member 41), and the convex clamping portion 313 can also slide in the mounting groove 27, so as to ensure that the left-right adjusting assembly or the up-down adjusting assembly 4 can adjust, the lens holder 21 can be rotated.
The arrangement form of the clamping protrusion 313 and the installation groove 27 is various, in this embodiment, the clamping protrusion 313 is arranged in a spherical shape; the mounting groove 27 is matched with the clamping protrusion 313 to form a ball cavity matched with the spherical clamping protrusion 313, and an elastic clamping arm 314 is formed at the notch of the mounting groove 27; protruding 313 of card stretches into behind in the mounting groove 27, elasticity card arm 314 restorable deformation to the chucking notch, thereby make protruding 313 of card is difficult for deviating from, so set up, can make the equipment of installed part and connecting piece and dismantle all more convenient, and can realize the rotation of installed part and connecting piece and be connected. The length direction of the mounting groove 27 on the second mounting piece 24 extends along the left-right direction; the length direction of the mounting groove 27 on the third mounting member 25 extends in the vertical direction, so that when the left-right adjusting component is adjusted, the clamping protrusion 313 can slide left and right along the mounting groove 27 to realize the rotation of the lens support 21 in the left and right direction; likewise, when the up-down adjustment assembly 4 is adjusted, the locking protrusion 313 can slide up and down along the mounting groove 27 to realize the rotation of the lens support 21 in the up-down direction.
With reference to fig. 13 to 15, the first mounting element 23 and the first mounting hole 211, the second mounting element 24 and the second mounting hole 212, and the third mounting element 25 and the third mounting hole 213 are disposed in an interference fit manner, and in order to ensure the degree of fitting, first limiting protrusions 214 are disposed on the hole walls of the first mounting hole 211, the second mounting hole 212, and the third mounting hole 213; the first mounting part 23, the second mounting part 24 and the third mounting part 25 are all provided with first limiting grooves 26 matched with the first limiting protrusions 214, and the first limiting protrusions 214 and the first limiting grooves 26 are matched in a rotation stopping mode, so that the mounting parts cannot rotate relatively after being mounted in corresponding mounting holes. Specifically, referring to fig. 10 and 11, each mounting member is generally a plastic member, the end portion of each mounting member engaged with the mounting hole may be set as a plurality of thin sheets disposed at intervals, when the mounting member is inserted into the mounting hole, the thin sheets may be deformed to be in interference fit with the mounting hole, and when the mounting member is pulled out reversely after the mounting member is engaged, the plurality of thin sheets are engaged with the mounting hole more tightly, so that each mounting member is not easily disengaged, and the mounting member is more reliably connected to the lens holder 21, and the first limiting groove 26 is correspondingly disposed on the peripheral side of each thin sheet.
The left and right adjusting components are arranged in various forms, in an embodiment, as shown in fig. 3 and 4, the left and right adjusting components 3 include a second connecting member 31 and a reciprocating driving structure, and the second connecting member 31 is rotatably connected with the lens support 21; the reciprocating driving structure is connected with the first connecting member 12 and used for driving the second connecting member 31 to reciprocate up and down. The second connecting member 31 can be directly hinged to the lens support 21, and the second connecting member 31 can also be connected to the lens support 21 through the second mounting member 24, so that the lens support is convenient to disassemble and the assembling difficulty is reduced.
Further, referring to fig. 6 to 9, the second connecting member 31 includes a connecting body 311, the locking protrusion 313 is formed at one end of the connecting body 311 close to the lens support 21, and a stud is formed at the other end of the connecting body 311; the left and right dimming components 3 comprise an adjusting screw rod 32 and a driving mechanism 33, and one end of the adjusting screw rod 32 is screwed in the stud; the driving mechanism 33 is drivingly connected to the other end of the adjusting screw rod 32, and is configured to drive the adjusting screw rod 32 to rotate, so that the connecting body 311 reciprocates along the adjusting screw rod 32.
Specifically, be formed with on the connecting body 311 and connect chamber 312, be equipped with the internal thread on the inner wall of connecting chamber 312, in order to form the double-screw bolt, and in order to right accommodate the lead screw 32's removal stroke limits, can with only set up the screw thread section of certain length on the connecting chamber 312 inner wall, so that accommodate the lead screw 32 with when the screw thread section matches, accommodate the lead screw 32 rotates and just drives second connecting piece 31 removes, thereby drives lens support 21 removes, so that lens support 21 can wind first installed part 23 with the rotation fulcrum rotation that third installed part 25 formed, so that lens support 21 upwards adjusts luminance about controlling, and set up the stroke restriction and can avoid adjusting inefficacy.
The driving mechanism 33 can be disposed in various manners, and in one embodiment, the driving mechanism 33 can be directly disposed as a driving motor to drive the adjusting screw 32 to rotate. In another embodiment, an adjusting handle may be provided at the end of the adjusting screw 32, and the adjusting screw 32 may be rotated manually.
Since the left/right light adjusting assembly 3 is generally disposed below the headlight lens 22, so that manual adjustment is inconvenient inside the housing 11, in the embodiment, referring to fig. 4, the driving mechanism 33 includes a first gear 331 and a second gear 332, and the first gear 331 is coaxially connected to the adjusting screw 32; the second gear 332 set comprises a second gear 332 engaged with the first gear 331 and a third gear 333 coaxially arranged with the second gear 332, and the rotation axis of the second gear 332 is perpendicular to the rotation axis of the first gear 331, so that the driving direction of the adjusting screw rod 32 is switched to be transferred to the side surface of the housing 11, thereby facilitating manual operation.
In a further embodiment, the driving mechanism 33 may further comprise a third gear 333 set, the third gear 333 set comprises a fourth gear 334 and a fifth gear 335, the fourth gear 334 is engaged with the third gear 333, and the rotation axis of the fourth gear 334 is perpendicular to the rotation axis of the third gear 333; the fifth gear 335 is rotatably connected to the housing 11 and engaged with the fourth gear 334, and an adjusting portion for adjusting the dimming tool 5 is disposed on the fifth gear 335, so that a rotating shaft of the fifth gear 335 is parallel to a rotating shaft of the first gear 331, and an operator can better determine an adjusting direction. Specifically, the first gear 331, the second gear 332, the third gear 333, the fourth gear 334 and the fifth gear 335 are all bevel gears, and hexagonal countersunk holes are designed on the back of each gear, so that the gears can be rotated by a common hexagonal wrench, and the operation is convenient.
In addition, in order to make the movement of the lens support 21 more stable during the dimming process of the left-right dimming component 3 and the up-down dimming component, referring to fig. 12 to 15, two second limiting protrusions 215 are further disposed on the lens support 21, and the two second limiting protrusions 215 are respectively located at two sides of the lens support 21 along the left-right direction; be equipped with on the inside wall of casing 11 with two spacing protruding one-to-one complex two spacing recesses 111 of second, two spacing recess 111 of second all sets up along the forward-backward extension. The second position-limiting protrusions 215 can slide along the extending direction of the second position-limiting groove 111, for example, when the left-right light-adjusting assembly 3 adjusts the second mounting hole 212 of the lens holder 21 to move forward, one of the second position-limiting protrusions 215 close to the second mounting hole 212 moves backward along the second position-limiting groove 111, and the other second position-limiting protrusion 215 moves backward along the other position-limiting groove, so that the lens holder 21 does not shake left and right, and the light adjustment is more stable.
Specifically, the second position-limiting protrusion 215 may be disposed in a semicircular shape to extend outward in the left-right direction along the lateral direction of the lens holder 21, so that when the vertical dimming component adjusts the movement of the lens holder 21, the second position-limiting protrusion 215 may rotate along the second position-limiting groove 111 to perform a position-limiting function.
The up-down dimming assembly has various setting forms, in this embodiment, referring to fig. 1, the up-down adjusting assembly 4 includes a third connecting member 41, a lifting rod 42 and a lifting driving structure, and the third connecting member 41 is rotatably connected to the lens support 21; the lifting rod 42 is connected with the third connecting piece 41; the lifting driving structure is in driving connection with the lifting rod 42 and is used for driving the lifting rod 42 to extend and retract along the front-back direction. The lifting driving structure drives the lifting rod 42 to extend back and forth so as to drive the third connecting rod to extend back and forth, and the third connecting piece 41 is rotatably connected with the third mounting piece 25 so as to drive the lens support 21 to rotate so as to realize the up-and-down dimming of the headlamp lens 22.
The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and all equivalent structures made by using the contents of the specification and the drawings of the present invention or directly or indirectly applied to other related technical fields are included in the scope of the present invention.
Claims (10)
1. An automotive headlamp dimming device, comprising:
the headlamp body comprises a shell, wherein the shell is provided with an accommodating cavity, and one end of the shell is provided with an opening communicated with the accommodating cavity;
the lens assembly comprises a lens support movably arranged in the accommodating cavity and a headlamp lens arranged on the lens support, and the headlamp lens is exposed out of the opening;
the left and right dimming components are arranged in the accommodating cavity, connected with the lens support and used for driving and adjusting the lens support to rotate along the left and right directions; and the number of the first and second groups,
and the upper and lower dimming components are arranged in the accommodating cavity, connected with the lens support and used for driving and adjusting the lens support to rotate along the vertical direction.
2. The dimming apparatus for a headlamp of claim 1, wherein a first mounting hole, a second mounting hole and a third mounting hole are formed on a side of the lens holder facing away from the headlamp lens, the first mounting hole and the second mounting hole are aligned and spaced apart in a left-right direction, and the first mounting hole and the third mounting hole are aligned and spaced apart in a top-bottom direction;
the lens assembly further comprises a first mounting piece matched with the first mounting hole, a second mounting piece matched with the second mounting hole and a third mounting piece matched with the third mounting hole;
the first installation part is used for swing joint the casing with the lens support, the second installation part is used for connecting control adjust luminance the subassembly with the lens support, the third installation part is used for connecting adjust luminance the subassembly from top to bottom with the lens support.
3. The headlamp dimming apparatus as claimed in claim 2, wherein the housing is provided with a first connecting member connected to the first mounting member, the left and right dimming members comprise a second connecting member connected to the second mounting member, and the up and down dimming member comprises a third connecting member connected to the third mounting member;
mounting grooves are formed in the first mounting piece, the second mounting piece and the third mounting piece;
first connecting piece the second connecting piece with all be equipped with on the third connecting piece with mounting groove matched with card is protruding, the protruding joint of card in the mounting groove, just the card is protruding to be followed the length direction of mounting groove slides and can follow the width direction of mounting groove rotates.
4. The headlamp dimmer arrangement as claimed in claim 3, wherein the latching projections are arranged spherically; the mounting groove is matched with the clamping protrusion, and an elastic clamping arm is formed at the notch of the mounting groove;
the length direction of the mounting groove on the second mounting piece extends along the left-right direction;
the length direction of the mounting groove on the third mounting piece extends up and down.
5. The headlamp dimming device of claim 4, wherein the second connecting member comprises a connecting body, the locking protrusion is formed at one end of the connecting body close to the lens holder, and a stud is formed at the other end of the connecting body;
the left and right dimming components include:
one end of the adjusting screw rod is in threaded connection with the stud; and the number of the first and second groups,
and the driving mechanism is in driving connection with the other end of the adjusting screw rod and is used for driving the adjusting screw rod to rotate so that the connecting body moves back and forth along the adjusting screw rod.
6. The dimming device for a headlight of a vehicle according to claim 5, wherein the drive mechanism comprises:
the first gear is coaxially connected with the adjusting screw rod;
and the second gear set comprises a second gear meshed with the first gear and a third gear coaxially arranged with the second gear, and the rotating shaft of the second gear is vertical to the rotating shaft of the first gear.
7. The headlamp dimmer arrangement as defined in claim 6, wherein the drive mechanism further comprises a third gear set, the third gear set comprising:
a fourth gear engaged with the third gear and having a rotation axis perpendicular to a rotation axis of the third gear;
and the fifth gear is rotatably connected with the shell and meshed with the fourth gear, and an adjusting part for adjusting the light adjusting tool is arranged on the fifth gear.
8. The dimming apparatus for a headlamp of an automobile of claim 2, wherein a first limiting protrusion is disposed on each of the first, second and third mounting holes;
the first mounting part, the second mounting part and the third mounting part are respectively provided with a first limiting groove matched with the first limiting protrusion, and the first limiting groove and the first limiting protrusion are matched in a rotation stopping mode.
9. The dimming apparatus for a headlamp of an automobile as claimed in claim 1, wherein two second limiting protrusions are provided on the lens holder, and the two second limiting protrusions are respectively located on both sides of the lens holder in the left-right direction;
the inner side wall of the shell is provided with two second limiting grooves which are matched with the limiting protrusions in a one-to-one correspondence mode, and the two second limiting grooves are arranged in a longitudinally extending mode.
10. The headlamp dimmer apparatus as defined in claim 4, wherein said up-down adjustment assembly comprises:
the lifting rod extends forwards and backwards, and one end of the lifting rod is connected with the third connecting piece; and the number of the first and second groups,
and the lifting driving structure is in driving connection with the other end of the lifting rod and is used for driving the lifting rod to stretch back and forth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010672074.5A CN111645586B (en) | 2020-07-13 | 2020-07-13 | Light regulator for automobile headlight |
Applications Claiming Priority (1)
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| CN202010672074.5A CN111645586B (en) | 2020-07-13 | 2020-07-13 | Light regulator for automobile headlight |
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| CN111645586B CN111645586B (en) | 2021-11-26 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114274866A (en) * | 2021-12-31 | 2022-04-05 | 丹阳市晶鑫电子有限公司 | Dimming actuator for automobile headlamp |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206459128U (en) * | 2016-12-28 | 2017-09-01 | 市光法雷奥（佛山）汽车照明系统有限公司 | Adjusting means, lighting device and motor vehicles |
| EP3272583A1 (en) * | 2016-07-21 | 2018-01-24 | Valeo Iluminacion, S.A. | Torque limiting adjuster |
| CN110843659A (en) * | 2019-12-02 | 2020-02-28 | 姚义雄 | Conveniently-adjusted car lamp for car |
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2020
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3272583A1 (en) * | 2016-07-21 | 2018-01-24 | Valeo Iluminacion, S.A. | Torque limiting adjuster |
| CN206459128U (en) * | 2016-12-28 | 2017-09-01 | 市光法雷奥（佛山）汽车照明系统有限公司 | Adjusting means, lighting device and motor vehicles |
| CN110843659A (en) * | 2019-12-02 | 2020-02-28 | 姚义雄 | Conveniently-adjusted car lamp for car |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114274866A (en) * | 2021-12-31 | 2022-04-05 | 丹阳市晶鑫电子有限公司 | Dimming actuator for automobile headlamp |
| CN114274866B (en) * | 2021-12-31 | 2023-08-08 | 丹阳市晶鑫电子有限公司 | Dimming actuator for automobile headlamp |
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| CN111645586B (en) | 2021-11-26 |
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